Remove/install drive cable for panoramic sunroof roller sun blind - AR77.21-P-0230NKB

MODEL 242 with CODE 413 (Panoramic glass roof with top sliding roof) 

MODEL 246 with CODE 413 (Panoramic glass roof with top sliding roof) 

Shown on right side of panoramic roof 

Fig 1: Identifying Panoramic Sunroof Roller Drive Cable Remove/Install Components - Shown On Right Side

Courtesy of MERCEDES-BENZ USA

	Remove/install
1	Remove roller blind cassette (2)		AR77.21-P-0205NKB
2	Move front roller sun blind slider (3) and rear roller sun blind slider (4) to "roller sun blind OPEN" position
3	Unclip left and right end stops (5) from guide rails (6) at an angle toward inside and upward	Carefully unclip stops (5) to prevent breaking. Broken off pieces in the operating area of the guide and sliding parts can lead to damage to the panoramic roof.
4	Remove left and right slider on rear roller sun blind (4) from guide rails (6) toward front	If one of the rear roller sun blind sliders (4) is defective, it is necessary to replace both rear roller sun blind sliders (4).
5	Remove panoramic sliding roof roller sun blind drive unit from panoramic sliding sun roof frame (7)		AR77.21-P-0490NKB
		Do not separate electrical connector from panoramic sliding roof roller sun blind drive unit.
6	Pull left and right roller blind drive cable (1) toward rear with extraction hook (8) until left and right front roller sun blind slider (3) can be removed from guide rails (6)	Position left and right roller blind drive cables (1) in corresponding guide rail (6), so that the left and right driver (9) is flush with the end of the guide rail (6) in question. This ensures that the roller sun blinds are actuated equally later.
		Extraction hook	Fig 2
7	Remove left and right front roller sun blind sliders (3) from guide rails (6) toward rear	If one of the front roller sun blind sliders (3) is defective, it is necessary to replace both front roller sun blind sliders (3).
8	Do not pull drive cable for roller sun blind (1) out of guide tube (6)	Always replace roller blind drive cables (1) in pairs.
9	Install in the reverse order

Fig 2: Identifying Extraction Hook (140 589 02 33 00)

Courtesy of MERCEDES-BENZ USA